build(deps): bump codecov/codecov-action from 3.1.0 to 3.1.1 (#1837)

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 3.1.0 to 3.1.1.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/master/CHANGELOG.md)
- [Commits](https://github.com/codecov/codecov-action/compare/v3.1.0...v3.1.1

)

---
updated-dependencies:
- dependency-name: codecov/codecov-action
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/tests.yml

@@ -73,7 +73,7 @@ jobs:
 
     - name: Upload to Codecov
       if: github.repository == 'executablebooks/jupyter-book'
-      uses: codecov/codecov-action@v3.1.0
+      uses: codecov/codecov-action@v3.1.1
       with:
         name: ebp-jupyter-book-pytests-py3.9
         flags: pytests